<synset id="n09397896" type="n">
<lex_filenum>17<lex_filenum/>
<word lex_id="0">positron<word/>
<word lex_id="0">antielectron<word/>
<pointer refs="n09199341">Hypernym<pointer/>
<def>an elementary particle with positive charge<def/>
<def>interaction of a positron and an electron results in annihilation<def/>
<synset/>